SHARP(CHINA)INVESTMENT CO.,LTD
2. Display E6
6E yalpsiD motpmys melborP
tluaf rotom naf roodnI esuaC
noitcA sisongaid fo tnetnoC .oN noitcnuflaM
1 Check the indoor cross-flow fan blade If the fan does not run, readjust the fan position until it can run
smoothly.
2 If the motor insert (CN3, CN4) on indoor main PCB is in
good contact with the slot
Insert again if loose.
ni ecnaticapaC eulav ecnaticapac putratS 3 correct. Replace with a new capacitor.
BCP niam roodni eht ecalpeR lamron era snoitcepsni evoba ehT 4
3. Display E3, E7, E8
8E ,7E ,3E yalpsiD motpmys melborP
ria roodtuo dna rotsimreht erutarepmet egnahcxe roodtuO esuaC
temperature thermistor and discgarge temperature sensor fault
noitcA sisongaid fo tnetnoC .oN noitcnuflaM
1 If the temperature sensor on outdoor power source
board is in good contact with the slot (CN1, CN2)
Insert again if loose.
2
Measure the resistance on the two ends of outdoor
temperature thermistor:
Resistance of CN1 terminal thermistor (25ć / 5k). For
other resistance, please refer to the temperature –
Resistance Sheet. Resistance of CN2 terminal
thermistor(25ć / 20k). For other resistance, please
refer to the discharge temperature thermistor resistance
sheet.
Replace the temperature sensor if the resistance is incurred to
drift, open or short circuiting.
draob ecruos rewop roodtuO lamron si gnitset evoba eht fI 3
4. Display EA
Problem symptom
Display EA
Cause Current sensor fault
noitcA sisongaid fo tnetnoC .oN noitcnuflaM
Find the leakage point and recharge the refrigerant 1 Check for refrigerant leakage
Replace the outdoor power source board
3-12
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